SOLUTION: can someone please help me with this problem: What is f(x) if f(x) = z(x) + 2 and z(x) = 2x - 3? a. f(x) = z(x) - 1 b. f(x) = z(x) + 2x -1 c. f(x) = 2x - 1 d. This cannot

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: can someone please help me with this problem: What is f(x) if f(x) = z(x) + 2 and z(x) = 2x - 3? a. f(x) = z(x) - 1 b. f(x) = z(x) + 2x -1 c. f(x) = 2x - 1 d. This cannot       Log On


   



Question 159708: can someone please help me with this problem:
What is f(x) if f(x) = z(x) + 2 and z(x) = 2x - 3?
a. f(x) = z(x) - 1
b. f(x) = z(x) + 2x -1
c. f(x) = 2x - 1
d. This cannot be solved.

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
What is f(x), if f(x) = z(x) + 2 and z(x) = 2x - 3?
:
Since z(x) = 2x-3, replace z(x) with 2x-3 in the equation f(x) = z(x) + 2
:
f(x) = (2x-3) + 2
:
f(x) = 2x - 1